CN212173449U

CN212173449U - Coal bag transfer bend transition conveyor

Info

Publication number: CN212173449U
Application number: CN202020750794.4U
Authority: CN
Inventors: 袁满; 王建通; 朱德亚
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-09
Filing date: 2020-05-09
Publication date: 2020-12-18
Anticipated expiration: 2030-05-09

Abstract

The utility model relates to a bend transition conveyer is transported to coal pocket, it rotates in the frame and installs the carry over pinch rolls, has certain contained angle between two carry over pinch rolls, and the cover is equipped with and follows the reciprocal conveyer belt that rotates of carry over pinch rolls between two carry over pinch rolls, and the conveyer belt has a little arc limit and a big arc limit, installs a plurality of roller bearings of arranging in the big arc limit outside of conveyer belt in the frame, rotates on the roller bearing and installs the cylinder, installs in the frame and is used for driving carry over pinch rolls pivoted motor. A plurality of rollers are rotatably installed on the side edge of the bend transition conveyor, the coal bag collides with the rollers when passing through the bend, and rolling friction is generated between the coal bag and the rollers to play a role in buffering, so that instant pressure intensity of the coal bag can be reduced, and the phenomena of bag breaking and coal block breaking of the coal bag are avoided.

Description

Coal bag transfer bend transition conveyor

Technical Field

The utility model relates to an industrial and mining mechanical equipment field, specific bend transition conveyer is transported to coal bag that says so.

Background

After coal blocks are bagged, because the weight is large, a belt conveyor is usually used for transferring the coal blocks in the carrying process, however, the conveying path of the coal bags is not a straight path, and sometimes, one or more curve conveyors have to be used for transferring the coal bags in curves.

The coal bag is observed to strike the outer side guide rail of the conveyor under the action of inertia when passing through the curve conveyor, so that the coal bag is subjected to instantaneous pressure increase, and the phenomena of coal bag breakage and coal block breakage are caused.

Disclosure of Invention

The utility model aims at the above-mentioned problem provide one kind can avoid the coal bag to receive the extrusion to lead to broken bag and the cracked transportation bend transition conveyer of coal cinder in bend department.

In order to achieve the purpose, the utility model relates to a bend transition conveyer is transported to coal bag, its structural feature is: rotate in the frame and install the carry over pinch rolls, have certain contained angle between two carry over pinch rolls, the cover is equipped with and can follows the reciprocal rotation conveyer belt of carry over pinch rolls between two carry over pinch rolls, and the conveyer belt has a little arc limit and a big arc limit, installs a plurality of roller bearings of arranging along the big arc limit outside of conveyer belt in the frame, rotates on the roller bearing and installs the cylinder, installs in the frame and is used for driving carry over pinch roll pivoted motor.

After adopting above-mentioned structure, utilize the conveyer to carry out the bend transportation of coal bag, the side of conveyer is rotated and is installed a plurality of cylinders, and the coal bag strikes on the cylinder when the bend to take place rolling friction with the cylinder, can reduce the pressure in the twinkling of an eye that the coal bag received, avoid appearing the broken bag of coal bag and the coal cinder phenomenon of breaking.

The specific structure of the rack comprises an inner guide rail and an outer guide rail which are spaced from each other, wherein the spacing distance between the inner guide rail and the outer guide rail is the same as that between the two guide rails of the conveyor positioned at a straight track, the inner guide rail and the outer guide rail are arc-shaped with coincident circle centers, the radians of the inner guide rail and the outer guide rail are the same, the arc length of the outer guide rail is greater than that of the inner guide rail, and a plurality of supporting legs are fixedly arranged on the lower sides of the outer guide rail and the inner guide rail. After the structure is adopted, the radians of the inner guide rail and the outer guide rail are set according to the required turning angle of the curve, for example, the radian of the inner guide rail and the outer guide rail is pi/2 under the condition of 90-degree turning angle, and the radian of the inner guide rail and the outer guide rail is pi under the condition of 180-degree turning angle.

In order to enhance the firmness of the rolling shaft, a supporting plate is arranged above the outer guide rail at an interval, the supporting plate is arranged along the large arc edge of the conveying belt, a supporting arm is fixedly arranged on the side part of the supporting plate, and the other end of the supporting arm is fixedly connected with the rack.

In the first installation mode of the rolling shaft, a plurality of positioning holes are correspondingly formed in the outer guide rail and the supporting plate up and down, and the rolling shaft is fixedly inserted in the positioning holes. After adopting above-mentioned structure, the roller bearing adopts fixed mounting's mode, and the installation is firm, reliable operation, and the overhaul of the equipments is maintained conveniently.

In the second installation mode of the roller, a plurality of slideways are correspondingly arranged on the outer guide rail and the supporting plate up and down, the arranging direction of the slideways is towards the direction far away from the outer guide rail, the roller is slidably arranged in the slideways, and a top spring which presses the roller to be close to one end of the outer guide rail is arranged in the slideways. After adopting above-mentioned structure, roller bearing slidable mounting is in the frame, and when the coal bag struck the cylinder on, the cylinder still compressed the top spring when taking place rolling friction with the cylinder, made the roller bearing towards keeping away from the direction slip of outer guide rail to play the cushioning effect, can further reduce the striking pressure of coal bag and cylinder.

Regarding the mounting structure of the roller on the roller, the outer wall of the roller close to the lower side is provided with an annular convex edge, the roller is provided with an upper inner hole and a lower inner hole which penetrate through the roller, the inner diameter of the inner hole is not smaller than the outer diameter of the roller and not larger than the outer diameter of the convex edge, the roller is sleeved on the roller through the inner hole, and the lower edge of the roller is pressed against the upper side of the convex edge. The convex edge can play a role of lifting the roller, and preferably, the height of the upper edge of the convex edge is lower than that of the upper edge of the conveyor belt, so that the coal bag is prevented from directly colliding with the roller.

The mounting structure of the traction rollers is characterized in that bearings are mounted on the inner guide rail and the outer guide rail, and the two traction rollers are rotatably mounted on the frame through the bearings.

Regarding the concrete structure of conveyer belt, the conveyer belt is two fan-shaped that stack and both ends butt joint each other, and the carry over pinch rolls tensioning is at the both ends of conveyer belt. The small arc edge and the large arc edge of the conveyor belt are matched with the inner guide rail and the outer guide rail of the rack, and the arc lengths of the small arc edge and the large arc edge are set according to the required bend turning angle.

Regarding the power transmission structure of the motor and the traction rollers, a driven belt pulley is fixedly arranged on at least one traction roller, a driving belt pulley is fixedly arranged on an output shaft of the motor, and a belt which enables the driven belt pulley and the driving belt pulley to synchronously rotate is sleeved on the driven belt pulley and the driving belt pulley.

Because above-mentioned technical scheme's application is following right the utility model discloses an advantage effect carries out concrete analysis.

To sum up the utility model discloses utilize the conveyer to carry out the bend transportation of coal bag, the side of conveyer is rotated and is installed a plurality of cylinders, the coal bag strikes on the cylinder when the bend, and take place rolling friction with the cylinder, can reduce the instantaneous pressure that the coal bag received, avoid appearing the broken bag of coal bag and the coal cinder phenomenon of breaking, in addition, still can be with roller bearing slidable mounting in the frame, when the coal bag strikes on the cylinder, the cylinder is when taking place rolling friction with the cylinder, still compress the top spring, make the roller bearing orientation keep away from the direction slip of outer guide rail, thereby play the cushioning effect, can further reduce the striking pressure of coal bag and cylinder.

Drawings

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings:

fig. 1 is a schematic top view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a schematic view of the installation structure of the drum;

FIG. 4 is a schematic view of a first roller mounting arrangement;

fig. 5 is a schematic structural view of a second mounting mode of the roller.

In the figure: the device comprises a conveying belt 1, a supporting arm 2, a supporting plate 3, a rolling shaft 4, a roller 5, a rack 6, a traction roller 7, an inner guide rail 8, a small arc edge 9, a large arc edge 10, a supporting leg 11, a convex edge 12, an inner hole 13, a driven belt pulley 14, a driving belt pulley 15, a positioning hole 16, a top spring 17, a slide rail 18 and an outer guide rail 19.

Detailed Description

Please refer to the drawing, the utility model discloses a bend transition conveyer is transported to coal bag, rotate including frame 6 and install carry over pinch rolls 7, have certain contained angle between two carry over pinch rolls 7, the cover is equipped with and can follows carry over pinch rolls 7 reciprocating rotation conveyer belt 1 between two carry over pinch rolls 7, conveyer belt 1 has a little arc limit 9 and a big arc limit 10, installs a plurality of roller bearings 4 of arranging along the 1 big arc limit 10 outsides of conveyer belt on the frame 6, rotates on the roller bearing 4 and installs cylinder 5, installs in the frame 6 and is used for driving carry over pinch rolls 7 pivoted motor.

After adopting above-mentioned structure, utilize the conveyer to carry out the bend transportation of coal bag, the side of conveyer is rotated and is installed a plurality of cylinders 5, strikes on cylinder 5 when the coal bag passes through the bend to take place rolling friction with cylinder 5, can reduce the instantaneous pressure that the coal bag received, avoid appearing the broken bag of coal bag and the coal cinder phenomenon of breaking.

Regarding the specific structure of the frame 6, the frame 6 includes two inner guide rails 8 and outer guide rails 19 which are spaced from each other, the spacing distance between the inner guide rails 8 and the outer guide rails 19 is the same as the spacing distance between the two guide rails of the conveyor which is positioned at the straight path, the inner guide rails 8 and the outer guide rails 19 are in the shape of arcs with coincident circle centers, the radians of the inner guide rails 8 and the outer guide rails 19 are the same, the arc length of the outer guide rails 19 is larger than that of the inner guide rails 8, and a plurality of supporting legs 11 are fixedly arranged on the lower sides of the outer guide rails 19 and the inner guide rails. After the structure is adopted, the radians of the inner guide rail 8 and the outer guide rail 19 are set according to the required turning angle of the curve, for example, the radian of 90 degrees, the radian of the inner guide rail 8 and the outer guide rail 19 is pi/2, the radian of 180 degrees, and the radian of the inner guide rail 8 and the outer guide rail 19 is pi.

In order to enhance the firmness of the roller 4, referring to fig. 2 and fig. 3, a supporting plate 3 arranged at an interval with the outer guide rail 19 is arranged above the outer guide rail 19, the supporting plate 3 is arranged along the large arc edge 10 of the conveyor belt 1, a supporting arm 2 is fixedly arranged on the side part of the supporting plate 3, and the other end of the supporting arm 2 is fixedly connected with the frame 6.

In a first installation manner of the roller 4, referring to fig. 4, a plurality of positioning holes 16 are correspondingly formed in the outer rail 19 and the supporting plate 3 up and down, and the roller 4 is fixedly inserted into the positioning holes 16. After adopting above-mentioned structure, roller bearing 4 adopts the fixed mounting's mode, and the installation is firm, and reliable operation, the overhaul of the equipments is maintained conveniently.

Referring to fig. 5, in a second installation manner of the roller 4, a plurality of slideways 18 are correspondingly formed in the outer guide rail 19 and the support plate 3 up and down, the direction of the slideways 18 is toward the direction far away from the outer guide rail 19, the roller 4 is slidably installed in the slideways 18, and a top spring 17 for pressing the roller 4 to the end close to the outer guide rail 19 is installed in the slideways 18. After adopting above-mentioned structure, roller 4 slidable mounting is on frame 6, and when the coal bag struck to cylinder 5, cylinder 5 still compressed top spring 17 when taking place rolling friction with cylinder 5, made roller 4 towards keeping away from the direction slip of outer guide rail 19 to play the cushioning effect, can further reduce the striking pressure of coal bag and cylinder 5.

Referring to fig. 4 or 5, in the mounting structure of the roller 5 on the roller 4, an annular convex edge 12 is provided on the outer wall of the roller 4 near the lower side, the roller 5 has an upper and a lower inner hole 13 therethrough, the inner diameter of the inner hole 13 is not smaller than the outer diameter of the roller 5 and not larger than the outer diameter of the convex edge 12, the roller 5 is sleeved on the roller 4 through the inner hole 13, and the lower edge of the roller 5 is pressed against the upper side of the convex edge 12. The protruding edge 12 can serve as a lifting roller 5, and preferably, the height of the upper edge of the protruding edge 12 is lower than that of the upper edge of the conveyor belt 1, so that the coal bag is prevented from directly colliding with the roller 4.

Regarding the mounting structure of the pulling rolls 7, bearings are mounted on the inner guide rail 8 and the outer guide rail 19, and the two pulling rolls 7 are rotatably mounted on the frame 6 through the bearings.

Regarding the specific structure of the conveyor belt 1, the conveyor belt 1 is in the shape of two fan-shaped belts which are stacked and two ends of which are butted with each other, and the traction rollers 7 are tensioned at two ends of the conveyor belt 1. The small arc edge 9 and the large arc edge 10 of the conveyor belt 1 are matched with the inner guide rail 8 and the outer guide rail 19 of the frame 6, and the arc lengths of the small arc edge 9 and the large arc edge 10 are set according to the required bend turning angle.

Regarding the power transmission structure of the motor and the traction rollers 7, a driven belt pulley 14 is fixedly arranged on at least one traction roller 7, a driving belt pulley 15 is fixedly arranged on an output shaft of the motor, and a belt which enables the driven belt pulley 14 and the driving belt pulley 15 to synchronously rotate is sleeved on the driven belt pulley 14 and the driving belt pulley 15.

To sum up, the present invention is not limited to the above-mentioned specific embodiments. Those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, and all such changes and modifications are intended to be within the scope of the present invention.

Claims

1. The utility model provides a bend transition conveyer is transported to coal bag, characterized by: rotate to install carry over pinch rolls (7) including frame (6), certain contained angle has between two carry over pinch rolls (7), the cover is equipped with and can follows carry over pinch rolls (7) reciprocating rotation conveyer belt (1) between two carry over pinch rolls (7), conveyer belt (1) have a little arc limit (9) and a big arc limit (10), install a plurality of roller bearing (4) of arranging in the big arc limit (10) outside of conveyer belt (1) on frame (6), it installs cylinder (5) to rotate on roller bearing (4), install in frame (6) and be used for driving carry over pinch rolls (7) pivoted motor.

2. The coal bag transfer curve transition conveyor according to claim 1, wherein: the frame (6) comprises two inner guide rails (8) and two outer guide rails (19) which are spaced from each other, the inner guide rails (8) and the outer guide rails (19) are arc-shaped with the centers of circles coincident, the radians of the inner guide rails (8) and the outer guide rails (19) are the same, the arc length of the outer guide rails (19) is larger than that of the inner guide rails (8), and a plurality of supporting legs (11) are fixedly arranged on the lower sides of the outer guide rails (19) and the inner guide rails (8).

3. The coal bag transfer curve transition conveyor according to claim 2, wherein: the supporting plate (3) arranged above the outer guide rail (19) at an interval is arranged, the supporting plate (3) is arranged along the large arc edge (10) of the conveying belt (1), the supporting arm (2) is fixedly arranged on the side portion of the supporting plate (3), and the other end of the supporting arm (2) is fixedly connected with the rack (6).

4. The coal bag transfer curve transition conveyor according to claim 3, wherein: a plurality of positioning holes (16) are correspondingly formed in the outer guide rail (19) and the supporting plate (3) up and down, and the rolling shaft (4) is fixedly inserted into the positioning holes (16).

5. The coal bag transfer curve transition conveyor according to claim 3, wherein: a plurality of slideways (18) are correspondingly arranged on the outer guide rail (19) and the supporting plate (3) up and down, the arranging direction of the slideways (18) is towards the direction far away from the outer guide rail (19), the rolling shaft (4) is slidably arranged in the slideways (18), and a top spring (17) which presses the rolling shaft (4) to be close to one end of the outer guide rail (19) is arranged in the slideways (18).

6. The coal bag transfer curve transition conveyor according to claim 1, wherein: roller bearing (4) are equipped with protruding edge (12) of annular form on leaning on the outer wall of downside, and cylinder (5) have hole (13) that run through from top to bottom, and hole (13) internal diameter is not less than cylinder (5) external diameter and is not more than protruding edge (12) external diameter, and cylinder (5) are established on roller bearing (4) through this hole (13) cover, and the lower edge of cylinder (5) is pressed and is followed protruding edge (12) upside.

7. The coal bag transfer curve transition conveyor according to claim 2, wherein: the inner guide rail (8) and the outer guide rail (19) are provided with bearings, and the two traction rollers (7) are rotatably arranged on the frame (6) through the bearings.

8. The coal bag transfer curve transition conveyor according to claim 7, wherein: the conveyor belt (1) is in a fan shape with two overlapped ends butted with each other, and the traction rollers (7) are tensioned at two ends of the conveyor belt (1).

9. The coal bag transfer curve transition conveyor according to claim 8, wherein: a driven belt pulley (14) is fixedly arranged on at least one traction roller (7), a driving belt pulley (15) is fixedly arranged on an output shaft of the motor, and belts which enable the driven belt pulley (14) and the driving belt pulley (15) to synchronously rotate are sleeved on the driven belt pulley (14) and the driving belt pulley (15).